MSN Real Estate, FrontDoor climb Hitwise rankings; Yahoo Real Estate is No. 1
Ad sales to real estate agents, mortgage lenders drive revenue growth
Report: Citigroup will help Zillow go public
Scripps' property search site shoots up to second place in Hitwise rankings
Hitwise: Allies Zillow, Yahoo can claim 10% market share
LPS will continue to provide public records, AVMs, listings